package servlet;

import pojo.User;
import service.UserService;
import service.impl.UserServiceimpl;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

@WebServlet(urlPatterns = "/update")
public class UpdateUserServlet extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        doPost(req, resp);
    }

    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        UserService userService= new UserServiceimpl();
        //编码处理
        req.setCharacterEncoding("utf-8");
        //获取页面隐藏的id
        String sid=req.getParameter("id");
        Integer id=Integer.parseInt(sid);
        //int id=Integer.parseInt(req.getParameter("id"));
        //拿到页面传递的参数
        String name = req.getParameter("name");
        String pass = req.getParameter("pass");
        int result=userService.updateUser(new User(id,name,pass));
            //重定向,再次查询
            resp.sendRedirect("user");
    }
}
